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10.3 IPEKA Puri Informatics Keiko - Coggle Diagram
10.3 IPEKA Puri Informatics Keiko
Computer System
Hardware
Hardware is the physical, tangible parts of a computer system that you can touch.
Input
data or command that send to a computer for processing
exp: keyboard, mouse, joystick, microphones
Output
data or information that a computer sends out to the outside world after processing it
exp: speaker, printer, headset
Software
Software is the intangible set of instructions, programs, and data that tells the hardware what to do, such as the operating system (like Windows) and applications (like a web browser or game).
Brainware
the human element in a computer system, including all the people who use, manage, and develop the technology.
Computer Network
A group of computers connected to each other to exchange data and information.
Types
Cable
LAN, backbone, RJ45, Switch
Wireless
wifi, bluetooth
Types
PAN
A Personal Area Network
(around 10m, bluetooth)
CAN
Campus Area Network
(university/campus scale).
SAN
Storage Area Network (dedicated,
high-speed data storage).
LAN
Local Area Network (small scale,
e.g. schools).
MAN
Metropolitan Area Network (city
scale).
WAN
Wide Area Network (large scale,
inter-country).
Benefits
Sharing data and information.
Sharing hardware (printers,
scanners).
Faster communication.
Time and cost efficiency.
internet
The world's largest computer network connecting millions ofdevices.
Enables global data exchange and communication.
Services
Web
Email
Cloud
storage
Social
media
Benefits
source of information and knowledge
communication media
entertainment
support online learning
Computational thinking
Computational Thinking (CT) is a problem-solving approach inspired by computer science that helps break down complex issues into manageable parts, Emphasizes logical, creative, and systematic thinking.
Decomposition
Breaking problems into smaller, manageable parts.
Pattern Recognition
Identifying trends to solve problems efficiently
Abstraction
Focusing on essential features of a problem
Algorithm
A set of instruction to solve a problem or perform a task
ICT
a broad term for the tools and systems used to create, store, process, and share information
Function
Data management
Communication
Processing
Transmission